Submission #483211

#	Time	Username	Problem	Language	Result	Execution time	Memory
483211		blue	Parrots (IOI11_parrots)	C++17	52 / 100	3 ms	1040 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include <iostream>
using namespace std;

void encode(int N, int M[])
{
    for(int i = 0; i < N; i++)
    {
        for(int j = 0; j < 8; j++)
        {
            int s = 0;
            send(16*i + 2*j + bool(M[i] & (1 << j)));
        }
    }
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

void decode(int N, int L, int X[])
{
    vector<int> ans(N, 0);
    for(int i = 0; i < L; i++)
    {
        int x = X[i];

        ans[x/16] += (1 << ((x % 16) / 2)) * (x%2);
    }

    for(int i = 0; i < N; i++) output(ans[i]);
}

Compilation message (stderr)

encoder.cpp: In function 'void encode(int, int*)':
encoder.cpp:12:17: warning: unused variable 's' [-Wunused-variable]
   12 |             int s = 0;
      |                 ^

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 0 / 29
• Subtask 5: 0 / 19